<template>
  <div class="app-container">
    <el-form :inline="true" ref="queryForm" :model="queryParams">
      <el-form-item label="菜单名称" prop="menuName">
        <el-input v-model="queryParams.menuName" placeholder="请输入菜单名称" clearable size="small" @key.enter.native="handleQuery"/>
      </el-form-item>
      <el-form-item label="状态" prop="status">
        <el-select v-model="queryParams.status" placeholder="菜单状态" clearable size="small">
          <el-option v-for="dict in statusOptions.values" :key="dict.key" :label="dict.value" :value="dict.key"/>
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button type="primary" icon="el-icon-plus" size="mini" @click="handleAdd">新增</el-button>
      </el-form-item>
    </el-form>
    <!--    表格菜单名-->
    <el-table v-loading="loading" :data="menuList" row-key="id" :tree-props="{children: 'children', hasChildren: 'hasChildren'}">
      <el-table-column prop="title" label="菜单名称" :show-overflow-tooltip="true" width="160px"></el-table-column>
      <el-table-column prop="icon" label="图标" align="center" width="100px">
        <template slot-scope="scope">
          <svg-icon :icon-class="scope.row.icon"></svg-icon>
        </template>
      </el-table-column>
      <el-table-column prop="weigh" label="排序" width="60px"></el-table-column>
      <el-table-column prop="name" label="权限标识" :show-overflow-tooltip="true" width="160px"></el-table-column>
      <el-table-column prop="component" label="组件路径" :show-overflow-tooltip="true" width="160px"></el-table-column>
      <el-table-column prop="status" label="状态" :formatter="statusFormat" width="80px"></el-table-column>
      <el-table-column prop="createtime" label="创建时间" align="center">
        <template slot-scope="scope">
          <span>{{parseTime(scope.row.createtime)}}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button size="mini" type="text" icon="el-icon-edit" @click="handleUpdate(scope.row)">修改</el-button>
          <el-button size="mini" type="text" icon="el-icon-plus" @click="handleAdd(scope.row)">新增</el-button>
          <el-button size="mini" type="text" icon="el-icon-delete" @click="handleDelete(scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    <!--    添加修改或修改菜单的对话框-->
    <el-dialog :title="title" :visible.sync="open" width="900px" append-to-body :close-on-click-model="false">
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-row>
          <el-col :span="24">
            <el-form-item label="上级菜单">
              <treeselect v-model="form.parentId" :options="menuOptions" :normalizer="normalizer" :show-count="true" placeholder="选择上级菜单"/>
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item label="菜单类型" prop="menuType">
              <el-radio-group v-model="form.menuType">
                <el-radio label="0">目录</el-radio>
                <el-radio label="1">菜单</el-radio>
                <el-radio label="2">按钮</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="24">
            <el-form-item v-if="form.menuType != '2'" label="菜单图标">
              <el-popover placement="bottom-start" width="460" trigger="click" @show="$refs['iconSelect'].reset()">
                <IconSelect ref="iconSelect" @selected="selected"/>
                <el-input slot="reference" v-model="form.icon" placeholder="点击选择图标" readonly>
                  <svg-icon v-if="form.icon"
                            slot="prefix"
                            :icon-class="form.icon"
                            class="el-input__icon"
                            style="height: 32px; width: 16px;"/>
                  <i v-else slot="prefix" class="el-icon-search el-input__icon"></i>
                </el-input>
              </el-popover>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="菜单名称" prop="menuName">
              <el-input v-model="form.menuName" placeholder="请输入菜单名称"></el-input>
            </el-form-item>
          </el-col>
          <el-col>
            <el-form-item label="显示排序" prop="orderNum">
              <el-input-number v-model="form.orderNum" controls-position="right" :min="0"></el-input-number>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="是否外链" v-if="form.menuType != '2'">
              <el-radio-group v-model="form.isFrame">
                <el-radio label="1">是</el-radio>
                <el-radio label="0">否</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12" >
            <el-form-item v-if="form.menuType != '2'" label="路由地址" prop="path">
              <el-input v-model="form.path" placeholder="请输入路由地址"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="权限规则" prop="name">
              <el-input v-model="form.name" placeholder="请输入权限规则"/>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="form.menuType != '2'" label="显示状态">
              <el-radio-group v-model="form.visible">
                <el-radio v-for="dict in visibleOptions.values" :key="dict.key" :label="dict.key">{{dict.value}}</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item v-if="form.menuType != '2'" label="菜单状态">
              <el-radio-group v-model="form.status">
                <el-radio v-for="dict in statusOptions.values" :key="dict.key" :label="dict.key">{{dict.value}}</el-radio>
              </el-radio-group>
            </el-form-item>
          </el-col>
          <el-col :span="12" v-if="form.menuType == '1'">
            <el-form-item label="组件路径" prop="component">
              <el-input placeholder="请输入组件路径" v-model="form.component"/>
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import {addMenu, delMenu, getMenuDetailById, listMenu, treeSelect, updateMenu} from '../../../../api/system/menuList/menu'
import Treeselect from '@riophae/vue-treeselect'
import '@riophae/vue-treeselect/dist/vue-treeselect.css'
import IconSelect from '../../../../components/IconSelect/iconselect'
export default {
  name: 'index',
  components: {Treeselect, IconSelect},
  data () {
    return {
      // 遮罩层
      loading: true,
      // 菜单表格树数据
      menuList: [],
      // 菜单状态
      statusOptions: [],
      // 菜单树选项
      menuOptions: [],
      // 显示状态数据字典
      visibleOptions: [],
      // 弹出框标题
      title: '',
      // 是否显示弹出层
      open: false,
      queryParams: {
        menuName: undefined,
        status: undefined
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        menuName: [
          {required: true, message: '菜单名称不能为空', trigger: 'blur'}
        ],
        orderNum: [
          {required: true, message: '菜单顺序不能为空', trigger: 'blur'}
        ],
        path: [
          {required: true, message: '路由地址不能为空', trigger: 'blur'}
        ]
      }
    }
  },
  created () {
    this.getList()
  },
  methods: {
    selected (name) {
      this.form.icon = name
    },
    handleQuery () {
      this.getList()
    },
    // 新增按钮操作
    handleAdd (row) {
      this.reset()
      this.getTreeSelect()
      if (row != null) {
        this.form.parentId = row.id
      }
      this.open = true
      this.title = '添加菜单'
    },
    handleUpdate (row) {
      this.reset()
      getMenuDetailById(row.id).then(response => {
        this.menuOptions = []
        const menu = {id: 0, title: '主类目', children: []}
        menu.children = this.handleTree(response.data.parentList, 'id', 'pid')
        this.menuOptions.push(menu)
        const menuInfo = response.data.menu
        this.form = {
          menuId: menuInfo.id,
          parentId: menuInfo.pid,
          name: menuInfo.name,
          menuName: menuInfo.title,
          icon: menuInfo.icon,
          menuType: '' + menuInfo.menuType,
          orderNum: menuInfo.weigh,
          isFrame: '' + menuInfo.isFrame,
          visible: '' + menuInfo.AlwaysShow,
          status: '' + menuInfo.status,
          path: menuInfo.path,
          jumpPath: menuInfo.jumpPath,
          component: menuInfo.component,
          moduleType: menuInfo.moduleType,
          modelId: menuInfo.modelId === 0 ? undefined : menuInfo.modelId
        }
        this.open = true
        this.title = '修改菜单'
      })
    },
    getList () {
      this.loading = true
      listMenu(this.queryParams).then(response => {
        this.menuList = this.handleTree(response.data.list, 'id', 'pid')
        this.visibleOptions = response.data.visibleOptions
        this.statusOptions = response.data.statusOptions
        this.loading = false
      })
    },
    // 查询菜单下拉树结构
    getTreeSelect () {
      treeSelect().then(response => {
        this.menuOptions = []
        const menu = {id: 0, title: '主类目', children: []}
        menu.children = this.handleTree(response.data.parentList, 'id', 'pid')
        this.menuOptions.push(menu)
      })
    },
    // 转换菜单数据结构
    normalizer (node) {
      if (node.children && !node.children.length) {
        delete node.children
      }
      return {
        id: node.id,
        label: node.title,
        children: node.children
      }
    },
    // visibleFormat (row, column) {
    //   if (row.menuType === '2') {
    //     return ''
    //   } else {
    //     return this.selectDictLabel(this.visibleOptions.values, row.alwaysShow)
    //   }
    // },
    statusFormat (row, column) {
      if (row.menuType === '2') {
        return ''
      } else {
        return this.selectDictLabel(this.visibleOptions.values, row.alwaysShow)
      }
    },
    // 提交按钮
    submitForm () {
      this.$refs['form'].validate(valid => {
        if (valid) {
          if (this.form.menuId !== undefined) {
            updateMenu(this.form).then(response => {
              if (response.isSuccess) {
                this.msgSuccess('修改成功')
                this.open = false
                this.getList()
              } else {
                this.msgError('修改失败')
              }
            })
          } else {
            addMenu(this.form).then(response => {
              if (response.isSuccess) {
                this.msgSuccess('添加成功')
                this.open = false
                this.getList()
              } else {
                this.msgError('添加失败')
              }
            })
          }
        }
      })
    },
    handleDelete (row) {
      this.$confirm('是否确认删除名称为"' + row.title + '"的数据项?', '警告', {
        confirmButtonText: '确认',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(function () {
        return delMenu(row.id)
      }).then(resp => {
        if (resp.isSuccess) {
          this.getList()
          this.msgSuccess('删除成功')
        } else {
          this.getList()
          this.msgError('删除失败')
        }
      }).catch(function () {})
    },
    // 取消按钮
    cancel () {
      this.open = false
      this.reset()
    },
    // 表单重置
    reset () {
      this.form = {
        menuId: undefined,
        parentId: 0,
        name: '',
        menuName: undefined,
        icon: undefined,
        menuType: '0',
        orderNum: '0',
        isFrame: '0',
        visible: '1',
        status: '1',
        path: '',
        component: ''
      }
      this.resetForm('form')
    }
  }
}
</script>
